Whenever the teacher was not here,the children       make a lot of noise.
#89673
A
will
B
would
C
were to
D
were going to
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If we _______ adequate preparations, the conference wouldn’t have been so successful.
#87422
A
haven’t made
B
wouldn’t make
C
didn’t make
D
hadn’t made
He ought to win the first prize, _____ he?
#90129
A
oughtn’t
B
shouldn’t
C
mustn’t
D
both A and B